EP4074042A4 - Methods for performing wrap-around motion compensation - Google Patents

Methods for performing wrap-around motion compensation Download PDF

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Publication number
EP4074042A4
EP4074042A4 EP20901172.5A EP20901172A EP4074042A4 EP 4074042 A4 EP4074042 A4 EP 4074042A4 EP 20901172 A EP20901172 A EP 20901172A EP 4074042 A4 EP4074042 A4 EP 4074042A4
Authority
EP
European Patent Office
Prior art keywords
methods
motion compensation
around motion
wrap
performing wrap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20901172.5A
Other languages
German (de)
French (fr)
Other versions
EP4074042A1 (en
Inventor
Jie Chen
Yan Ye
Ru-Ling Liao
Jiancong Luo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alibaba Group Holding Ltd
Original Assignee
Alibaba Group Holding Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd
Publication of EP4074042A1 publication Critical patent/EP4074042A1/en
Publication of EP4074042A4 publication Critical patent/EP4074042A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP20901172.5A 2019-12-17 2020-12-17 Methods for performing wrap-around motion compensation Pending EP4074042A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962949396P 2019-12-17 2019-12-17
PCT/US2020/065515 WO2021127118A1 (en) 2019-12-17 2020-12-17 Methods for performing wrap-around motion compensation

Publications (2)

Publication Number Publication Date
EP4074042A1 EP4074042A1 (en) 2022-10-19
EP4074042A4 true EP4074042A4 (en) 2023-01-25

Family

ID=76317613

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20901172.5A Pending EP4074042A4 (en) 2019-12-17 2020-12-17 Methods for performing wrap-around motion compensation

Country Status (6)

Country Link
US (2) US11711537B2 (en)
EP (1) EP4074042A4 (en)
JP (1) JP2023507259A (en)
KR (1) KR20220116006A (en)
CN (1) CN114868393A (en)
WO (1) WO2021127118A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11425420B2 (en) * 2019-12-27 2022-08-23 Qualcomm Incorporated Wraparound offsets for reference picture resampling in video coding
US11418804B2 (en) 2019-12-31 2022-08-16 Tencent America LLC Method for wrap around motion compensation with reference picture resampling
WO2021194308A1 (en) * 2020-03-26 2021-09-30 엘지전자 주식회사 Image encoding/decoding method and device on basis of wrap-around motion compensation, and recording medium storing bitstream

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US20170085917A1 (en) * 2015-09-23 2017-03-23 Nokia Technologies Oy Method, an apparatus and a computer program product for coding a 360-degree panoramic video

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US20110194613A1 (en) * 2010-02-11 2011-08-11 Qualcomm Incorporated Video coding with large macroblocks
CN106067982A (en) * 2010-06-07 2016-11-02 数码士有限公司 The method and apparatus of decoding high resolution image
GB201119206D0 (en) * 2011-11-07 2011-12-21 Canon Kk Method and device for providing compensation offsets for a set of reconstructed samples of an image
US9282328B2 (en) * 2012-02-10 2016-03-08 Broadcom Corporation Sample adaptive offset (SAO) in accordance with video coding
MX341203B (en) * 2012-05-14 2016-08-11 Rossato Luca Decomposition of residual data during signal encoding, decoding and reconstruction in a tiered hierarchy.
US11212438B2 (en) 2018-02-14 2021-12-28 Qualcomm Incorporated Loop filter padding for 360-degree video coding
CN110677666B (en) 2018-07-02 2022-06-14 北京字节跳动网络技术有限公司 Order of rounding and pruning in LAMVR
CN112703734A (en) 2018-09-14 2021-04-23 Vid拓展公司 Method and apparatus for flexible grid area
TWI822863B (en) 2018-09-27 2023-11-21 美商Ｖｉｄ衡器股份有限公司 Sample derivation for 360-degree video coding
EP3874757A4 (en) * 2018-11-02 2022-08-24 Sharp Kabushiki Kaisha Systems and methods for reference offset signaling in video coding
US11252434B2 (en) * 2018-12-31 2022-02-15 Tencent America LLC Method for wrap-around padding for omnidirectional media coding
US11095916B2 (en) * 2019-07-23 2021-08-17 Qualcomm Incorporated Wraparound motion compensation in video coding
US11539939B2 (en) 2019-11-27 2022-12-27 Hfi Innovation Inc. Video processing methods and apparatuses for horizontal wraparound motion compensation in video coding systems
US11425420B2 (en) 2019-12-27 2022-08-23 Qualcomm Incorporated Wraparound offsets for reference picture resampling in video coding
US11368708B2 (en) 2020-01-08 2022-06-21 Tencent America LLC Method for combination of wrap-around offset and reference picture resampling

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170085917A1 (en) * 2015-09-23 2017-03-23 Nokia Technologies Oy Method, an apparatus and a computer program product for coding a 360-degree panoramic video

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
BROSS B ET AL: "Versatile Video Coding (Draft 7)", no. JVET-P2001 ; m51515, 17 October 2019 (2019-10-17), XP030218455, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P2001-v9.zip JVET-P2001-v9.docx> [retrieved on 20191017] *
CHEN (ALIBABA-INC) J ET AL: "AHG8/AHG9: On horizontal wrap-around motion compensation", no. JVET-Q0416 ; m52011, 14 January 2020 (2020-01-14), XP030223446, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0416-v3.zip JVET-Q0041-v1_DraftText-Q0416-aspect1.docx> [retrieved on 20200114] *
CHEN (ALIBABA-INC) J ET AL: "AHG8/AHG9: On horizontal wrap-around motion compensation", no. JVET-Q0416 ; m52011, 31 December 2019 (2019-12-31), XP030223444, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0416-v1.zip JVET-Q0416-v1.docx> [retrieved on 20191231] *
CHOI (TENCENT) B ET AL: "AHG9: Text for combination of wrap around offset and RPR", no. JVET-Q0764 ; m52760, 10 January 2020 (2020-01-10), XP030224157, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0764-v1.zip JVET-Q0764.docx> [retrieved on 20200110] *
JAINLE CHEN ET AL: "Algorithm description for Versatile Video Coding and Test Model 7 (VTM 7)", no. JVET-P2002-v1; JVET-P2002 ; m51516, 10 November 2019 (2019-11-10), pages 1 - 90, XP030224331, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P2002-v1.zip JVET-P2002-v1.docx> [retrieved on 20191110] *
See also references of WO2021127118A1 *
SULLIVAN G J ET AL: "Meeting Report of the 17th JVET Meeting (Brussels, BE, 7-17 January 2020)", no. JVET-Q2000, 15 April 2020 (2020-04-15), XP030287998, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q2000-v1.zip JVET-Q2000-v1.docx> [retrieved on 20200415] *

Also Published As

Publication number Publication date
US20230123069A1 (en) 2023-04-20
WO2021127118A1 (en) 2021-06-24
CN114868393A (en) 2022-08-05
JP2023507259A (en) 2023-02-22
US11711537B2 (en) 2023-07-25
US20210185340A1 (en) 2021-06-17
KR20220116006A (en) 2022-08-19
EP4074042A1 (en) 2022-10-19
US11956463B2 (en) 2024-04-09

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